IP Library › Assignment 046052/0414
Patent Assignment
Reel/Frame 046052/0414

Assignment of Assignor's Interest

Recorded: 2018-05-02 Pages: 5
Assignor
MIVA ENGINEERING LTD.
Executed: 2018-04-30
Assignee
DRILLFORM TECHNICAL SERVICES LTD.
7920-56 STREET SE, CALGARY, T2C 4S9, CANADA
Covered Properties (5)
Clutch
Patent: 8,133,147 →
Application: 12/470,045 →
Publication: US 2009/0291799
Dynamic Reduction-Ratio Hoisting Device
Patent: 8,888,649 →
Application: 13/116,196 →
Publication: US 2012/0302387
Dynamic Ratio Speed Increaser for Windmills and Similar Applications
Patent: 8,968,133 →
Application: 13/116,274 →
Publication: US 2012/0302388
Reciprocating Pump Flow Control
Patent: 8,943,950 →
Application: 13/215,926 →
Publication: US 2012/0210865
Spinning Torque Wrench
Application: 15/803,149 →
Publication: US 2018/0051527
Related Assignments (15)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest Jun 23, 2009
From: SCEKIC, VLADIMIR; COLBOURNE, JOHN
To: MIVA ENGINEERING LTD.
Reel/Frame 022863/0853 →
Assignment of Assignor's Interest Jul 25, 2011
From: SCEKIC, VLADIMIR; TURNBULL, RUSSELL; POPA, DANIEL; HARTONO, SOEGI
To: MIVA ENGINEERING LTD.
Reel/Frame 026643/0619 →
Assignment of Assignor's Interest Jul 26, 2011
From: SCEKIC, VLADIMIR; TURNBULL, RUSSELL; POPA, DANIEL; HARTONO, SOEGI
To: MIVA ENGINEERING LTD.
Reel/Frame 026649/0808 →
Assignment of Assignor's Interest Sep 13, 2011
From: HARTONO, SOEGI; SCEKIC, VLADIMIR; TURNBULL, RUSSELL
To: MIVA ENGINEERING LTD.
Reel/Frame 026894/0604 →
Change Assignee Address Dec 18, 2014
From: MIVA ENGINEERING LTD.
To: MIVA ENGINEERING LTD.
Reel/Frame 034703/0373 →
Change Assignee Address Dec 22, 2014
From: MIVA ENGINEERING LTD.
To: MIVA ENGINEERING LTD.
Reel/Frame 034690/0358 →
Assignment of Assignor's Interest Nov 3, 2017
From: SCEKIC, VLADIMIR; GNASIENCO, RADU; TURNBULL, RUSSELL; BATALHA, KEVIN
To: MIVA ENGINEERING LTD
Reel/Frame 044031/0424 →
Security Interest Apr 18, 2019
From: DRILLFORM TECHNICAL SERVICES LTD.
To: LONGBOW ENERGY SERVICES (INT.) LP
Reel/Frame 048923/0073 →
Security Interest Apr 18, 2019
From: DRILLFORM TECHNICAL SERVICES LTD.
To: LONGBOW ENERGY SERVICES LP
Reel/Frame 048922/0961 →
Security Interest May 13, 2019
From: DRILLFORM TECHNICAL SERVICES LTD.
To: LONGBOW MANAGEMENT LIMITED PARTNERSHIP #22
Reel/Frame 049155/0956 →
Security Interest May 13, 2019
From: DRILLFORM TECHNICAL SERVICES LTD.
To: LONGBOW ENERGY SERVICES LP
Reel/Frame 049155/0716 →
Security Interest May 13, 2019
From: DRILLFORM TECHNICAL SERVICES LTD.
To: LONGBOW ENERGY SERVICES (INT.) LP
Reel/Frame 049155/0771 →
Security Interest May 13, 2019
From: DRILLFORM TECHNICAL SERVICES LTD.
To: LONGBOW CAPITAL LIMITED PARTNERSHIP #22
Reel/Frame 049155/0846 →
Security Interest May 13, 2019
From: DRILLFORM TECHNICAL SERVICES LTD.
To: LONGBOW CAPITAL (ANHOLT) LIMITED PARTNERSHIP #22
Reel/Frame 049155/0901 →
Security Interest May 19, 2022
From: DRILLFORM TECHNICAL SERVICES LTD.
To: HELMERICH & PAYNE INTERNATIONAL DRILLING CO.
Reel/Frame 059958/0385 →